Granted Patent
Utility
US 5,510,409 · App. 08/143,002
Foam control agents for latex paints
Inventor:
Andrew A. Romano
Patented Case
View Patent ↗
Granted: Apr 23, 1996
Filed: Oct 26, 1993
Inventor
Andrew A. Romano
Assignee (at issue)
Ashland, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.